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      "source": [
        "核心特性：\n",
        "Namesrv 路由机制与 Broker 存储结构\n",
        "事务消息（两阶段提交）与延时队列\n",
        "对比 Kafka：吞吐量、可靠性、功能支持差异\n",
        "实战场景：订单超时取消（延时队列实现）"
      ]
    }
  ],
  "metadata": {
    "language_info": {
      "name": "python"
    }
  },
  "nbformat": 4,
  "nbformat_minor": 5
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